$ git clone -n https://src.fedoraproject.org/rpms/asv.git /var/lib/mock/f40-build-2603868-63355/root/chroot_tmpdir/scmroot/asv
Cloning into '/var/lib/mock/f40-build-2603868-63355/root/chroot_tmpdir/scmroot/asv'...
$ git fetch origin b10a42fb334bf15ad8e3bd6426369d8a475e0a13:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/asv
 * [new ref]         b10a42fb334bf15ad8e3bd6426369d8a475e0a13 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b10a42f Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild