$ git clone -n https://src.fedoraproject.org/rpms/scalasca.git /var/lib/mock/f39-build-1747241-41426/root/chroot_tmpdir/scmroot/scalasca
Cloning into '/var/lib/mock/f39-build-1747241-41426/root/chroot_tmpdir/scmroot/scalasca'...
$ git fetch origin 4bbeac1d00b91ebfde27220b42fa3a5c3ed12b3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/scalasca
 * [new ref]         4bbeac1d00b91ebfde27220b42fa3a5c3ed12b3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4bbeac1 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild