$ git clone -n https://src.fedoraproject.org/rpms/shrinkpdf.git /var/lib/mock/f39-build-1466327-33661/root/chroot_tmpdir/scmroot/shrinkpdf
Cloning into '/var/lib/mock/f39-build-1466327-33661/root/chroot_tmpdir/scmroot/shrinkpdf'...
$ git fetch origin 7f60da51b47e600dc9bd54117e4a672aaadbea2a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/shrinkpdf
 * [new ref]         7f60da51b47e600dc9bd54117e4a672aaadbea2a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7f60da5 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild