$ git clone -n https://src.fedoraproject.org/rpms/rust-rstest_macros.git /var/lib/mock/f38-build-side-43-rust-devel-1403719-31199/root/chroot_tmpdir/scmroot/rust-rstest_macros
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1403719-31199/root/chroot_tmpdir/scmroot/rust-rstest_macros'...
$ git fetch origin 02a670b21fb5302742567b3db81fd206c8cea910:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-rstest_macros
 * [new ref]         02a670b21fb5302742567b3db81fd206c8cea910 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 02a670b Update to version 0.18.2; Fixes RHBZ#2219709