$ git clone -n https://src.fedoraproject.org/rpms/perl-Gearman-Client-Async.git /var/lib/mock/f39-build-1503487-34973/root/chroot_tmpdir/scmroot/perl-Gearman-Client-Async
Cloning into '/var/lib/mock/f39-build-1503487-34973/root/chroot_tmpdir/scmroot/perl-Gearman-Client-Async'...
$ git fetch origin cc9b8bf55f18121b70be11aa418a79d61406a59d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Gearman-Client-Async
 * [new ref]         cc9b8bf55f18121b70be11aa418a79d61406a59d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cc9b8bf Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild