$ git clone -n https://src.fedoraproject.org/rpms/rust-crypto-auditing-client.git /var/lib/mock/f41-build-side-1-2928735-35102/root/chroot_tmpdir/scmroot/rust-crypto-auditing-client
Cloning into '/var/lib/mock/f41-build-side-1-2928735-35102/root/chroot_tmpdir/scmroot/rust-crypto-auditing-client'...
$ git fetch origin 0b28a8cd12b714f4cdde91bed6106d5a105c2fae:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-crypto-auditing-client
 * [new ref]         0b28a8cd12b714f4cdde91bed6106d5a105c2fae -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0b28a8c Update to 0.2.3