$ git clone -n https://src.fedoraproject.org/rpms/libfyaml.git /var/lib/mock/f40-build-2126331-50780/root/chroot_tmpdir/scmroot/libfyaml
Cloning into '/var/lib/mock/f40-build-2126331-50780/root/chroot_tmpdir/scmroot/libfyaml'...
$ git fetch origin e9aaf215873dcdda8f2a67e1b9a0aa04cd1fa360:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libfyaml
 * [new ref]         e9aaf215873dcdda8f2a67e1b9a0aa04cd1fa360 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e9aaf21 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild