$ git clone -n https://src.fedoraproject.org/rpms/rust-regex-automata0.1.git /var/lib/mock/f38-build-side-43-rust-devel-1411674-31436/root/chroot_tmpdir/scmroot/rust-regex-automata0.1
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1411674-31436/root/chroot_tmpdir/scmroot/rust-regex-automata0.1'...
$ git fetch origin 6b2e60f7685efc1d92748c98b3eca84eeb123edc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-regex-automata0.1
 * [new ref]         6b2e60f7685efc1d92748c98b3eca84eeb123edc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6b2e60f Initial import (regex-automata 0.1 compat package)