$ git clone -n https://src.fedoraproject.org/rpms/rust-quickcheck_macros /var/lib/mock/f42-build-3453368-45488/root/chroot_tmpdir/scmroot/rust-quickcheck_macros
Cloning into '/var/lib/mock/f42-build-3453368-45488/root/chroot_tmpdir/scmroot/rust-quickcheck_macros'...
$ git fetch origin 5c92aaa56a9e1815fc32903fd58217b8b72d98d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-quickcheck_macros
 * [new ref]         5c92aaa56a9e1815fc32903fd58217b8b72d98d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5c92aaa Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild