$ git clone -n https://src.fedoraproject.org/rpms/uv.git /var/lib/mock/f41-build-846677-163180/root/chroot_tmpdir/scmroot/uv
Cloning into '/var/lib/mock/f41-build-846677-163180/root/chroot_tmpdir/scmroot/uv'...
$ git fetch origin 9ec2cf11df46d2555e8dc610c9f3df54637bd26e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/uv
 * [new ref]         9ec2cf11df46d2555e8dc610c9f3df54637bd26e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ec2cf1 Use %constrain_build to prevent memory exhaustion on many-core builders