$ git clone -n https://src.fedoraproject.org/rpms/rust-lmdb.git /var/lib/mock/f39-build-1493918-34542/root/chroot_tmpdir/scmroot/rust-lmdb
Cloning into '/var/lib/mock/f39-build-1493918-34542/root/chroot_tmpdir/scmroot/rust-lmdb'...
$ git fetch origin f15dd87e90171bd9ac386009369dc56530e6b900:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lmdb
 * [new ref]         f15dd87e90171bd9ac386009369dc56530e6b900 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f15dd87 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild