$ git clone -n https://src.fedoraproject.org/rpms/pdqsort.git /var/lib/mock/f42-build-3280212-41340/root/chroot_tmpdir/scmroot/pdqsort
Cloning into '/var/lib/mock/f42-build-3280212-41340/root/chroot_tmpdir/scmroot/pdqsort'...
$ git fetch origin acf731f7f903e33251da45901309d5ae9dfe1086:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pdqsort
 * [new ref]         acf731f7f903e33251da45901309d5ae9dfe1086 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at acf731f Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild