$ git clone -n https://src.fedoraproject.org/rpms/rust-libcryptsetup-rs-sys.git /var/lib/mock/f40-build-2652968-66897/root/chroot_tmpdir/scmroot/rust-libcryptsetup-rs-sys
Cloning into '/var/lib/mock/f40-build-2652968-66897/root/chroot_tmpdir/scmroot/rust-libcryptsetup-rs-sys'...
$ git fetch origin 98062f50629ec4052343334fffd24b5fce43ed28:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-libcryptsetup-rs-sys
 * [new ref]         98062f50629ec4052343334fffd24b5fce43ed28 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 98062f5 Update to version 0.4.0