$ git clone -n https://src.fedoraproject.org/rpms/perl-Log-Trace.git /var/lib/mock/f39-build-1452055-32834/root/chroot_tmpdir/scmroot/perl-Log-Trace
Cloning into '/var/lib/mock/f39-build-1452055-32834/root/chroot_tmpdir/scmroot/perl-Log-Trace'...
$ git fetch origin 21c915d2596100296f607fbf7f53db851beb15cd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Log-Trace
 * [new ref]         21c915d2596100296f607fbf7f53db851beb15cd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21c915d Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild