$ git clone -n https://src.fedoraproject.org/rpms/rust-libtest-mimic.git /var/lib/mock/f40-build-2681694-67961/root/chroot_tmpdir/scmroot/rust-libtest-mimic
Cloning into '/var/lib/mock/f40-build-2681694-67961/root/chroot_tmpdir/scmroot/rust-libtest-mimic'...
$ git fetch origin 941d3117871d5974d3194610721418c12c63eaec:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libtest-mimic
 * [new ref]         941d3117871d5974d3194610721418c12c63eaec -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 941d311 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild