$ git clone -n https://src.fedoraproject.org/rpms/perl-Gtk2-GladeXML.git /var/lib/mock/f39-build-1649189-40460/root/chroot_tmpdir/scmroot/perl-Gtk2-GladeXML
Cloning into '/var/lib/mock/f39-build-1649189-40460/root/chroot_tmpdir/scmroot/perl-Gtk2-GladeXML'...
$ git fetch origin 552fb546b949c4c069b8f05e3a4397fdec8b1017:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Gtk2-GladeXML
 * [new ref]         552fb546b949c4c069b8f05e3a4397fdec8b1017 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 552fb54 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild