$ git clone -n https://src.fedoraproject.org/rpms/libabigail.git /var/lib/mock/f39-build-1845271-42084/root/chroot_tmpdir/scmroot/libabigail
Cloning into '/var/lib/mock/f39-build-1845271-42084/root/chroot_tmpdir/scmroot/libabigail'...
$ git fetch origin b14b47c7758089dc634339571001137e93dba7e6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libabigail
 * [new ref]         b14b47c7758089dc634339571001137e93dba7e6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b14b47c Fix SPDX licensing string