$ git clone -n https://src.fedoraproject.org/rpms/perl-Contextual-Return.git /var/lib/mock/f39-build-1440008-32302/root/chroot_tmpdir/scmroot/perl-Contextual-Return
Cloning into '/var/lib/mock/f39-build-1440008-32302/root/chroot_tmpdir/scmroot/perl-Contextual-Return'...
$ git fetch origin 2f08b017de74677ded9e8a607c856221c35934fe:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Contextual-Return
 * [new ref]         2f08b017de74677ded9e8a607c856221c35934fe -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2f08b01 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild