$ git clone -n http://git.inferitos.ru/rpms/gtk3 /var/lib/mock/inferit-8_10-updates-build-56630-126251/root/chroot_tmpdir/scmroot/gtk3
Cloning into '/var/lib/mock/inferit-8_10-updates-build-56630-126251/root/chroot_tmpdir/scmroot/gtk3'...
$ git fetch origin changed/i8c/gtk3-3.22.30-12.el8_10:KOJI_FETCH_HEAD
From http://git.inferitos.ru/rpms/gtk3
 * [new tag]         changed/i8c/gtk3-3.22.30-12.el8_10 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c6b0180 import gtk3-3.22.30-12.el8_10