$ git clone -n http://git.inferitos.ru/rpms/xorg-x11-server-Xwayland /var/lib/mock/inferit-8_10-bootstrap-build-37532-75799/root/chroot_tmpdir/scmroot/xorg-x11-server-Xwayland
Cloning into '/var/lib/mock/inferit-8_10-bootstrap-build-37532-75799/root/chroot_tmpdir/scmroot/xorg-x11-server-Xwayland'...
$ git fetch origin changed/i8-betac/xorg-x11-server-Xwayland-21.1.3-15.el8:KOJI_FETCH_HEAD
fatal: couldn't find remote ref changed/i8-betac/xorg-x11-server-Xwayland-21.1.3-15.el8
$ git reset --hard changed/i8-betac/xorg-x11-server-Xwayland-21.1.3-15.el8
fatal: ambiguous argument 'changed/i8-betac/xorg-x11-server-Xwayland-21.1.3-15.el8': unknown revision or path not in the working tree.
Use '--' to separate paths from revisions, like this:
'git <command> [<revision>...] -- [<file>...]'