$ git clone -n https://src.fedoraproject.org/rpms/kmouth.git /var/lib/mock/f41-build-856721-167755/root/chroot_tmpdir/scmroot/kmouth
Cloning into '/var/lib/mock/f41-build-856721-167755/root/chroot_tmpdir/scmroot/kmouth'...
$ git fetch origin 623792324e9324d0172e00f109e0b52f3ff0f83d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kmouth
 * [new ref]         623792324e9324d0172e00f109e0b52f3ff0f83d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6237923 24.08.2