$ git clone -n https://src.fedoraproject.org/rpms/libAfterImage.git /var/lib/mock/f41-build-705857-13001/root/chroot_tmpdir/scmroot/libAfterImage
Cloning into '/var/lib/mock/f41-build-705857-13001/root/chroot_tmpdir/scmroot/libAfterImage'...
$ git fetch origin 8d62e12711abba50ba8fd5079bff0af77fab6dfe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libAfterImage
 * [new ref]         8d62e12711abba50ba8fd5079bff0af77fab6dfe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8d62e12 Eliminate use of obsolete %patchN syntax (#2283636)