$ git clone -n https://src.fedoraproject.org/rpms/mellowplayer.git /var/lib/mock/f40-build-761589-121629/root/chroot_tmpdir/scmroot/mellowplayer
Cloning into '/var/lib/mock/f40-build-761589-121629/root/chroot_tmpdir/scmroot/mellowplayer'...
$ git fetch origin 76dee5e0d1f478db1b202070ea7093061357e7d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/mellowplayer
 * [new ref]         76dee5e0d1f478db1b202070ea7093061357e7d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 76dee5e Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild