$ git clone -n http://git.inferitos.ru/rpms/nss-altfiles /var/lib/mock/inferit-9_1-bootstrap-build-4598-4752/root/chroot_tmpdir/scmroot/nss-altfiles
Cloning into '/var/lib/mock/inferit-9_1-bootstrap-build-4598-4752/root/chroot_tmpdir/scmroot/nss-altfiles'...
$ git fetch origin changed/i9c/nss-altfiles-2.18.1-20.el9:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/nss-altfiles
 * [new tag]         changed/i9c/nss-altfiles-2.18.1-20.el9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a78ab57 import nss-altfiles-2.18.1-20.el9